======================== unified (from filesystem) ========================
                                         'bitrate'  '181.761'
                                        'duration'  '207'
                                          'artist'  'The Low Anthem'
                                     'text_people'  ''
                                         'release'  'Smart Flesh'
                                           'title'  "I'll Take Out Your Ashes"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-OLDST-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-3']")
                                      'lastfmtags'  "['indie', 'acoustic', 'indie folk', 'americana', 'folk']"
                                     'discogstags'  "['folk, world, & country', 'folk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-americana'
                                             'bpm'  '116.320'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Smart Flesh'
'TBPM' (BPM (beats per minute))                     '116.320'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-americana'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         "I'll Take Out Your Ashes"
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Low Anthem'
'TPE2' (Band/orchestra/accompaniment)               'The Low Anthem'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['folk, world, & country', 'folk']
'TXXX:lastfmtags'                                   ['indie', 'acoustic', 'indie folk', 'americana', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.11 dB'
'TXXX:replaygain_track_peak'                        '0.465147'

========================== row from database ==========================
                                              'id'  1519332
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/the low anthem - smart flesh (2011) v2/09 i_ll take out your ashes.mp3
                                         'working'  None
                                         'bitrate'  181
                                    'duration_sec'  207
                                           'genre'  ifs-songwriter-americana
                                        'filesize'  4713414
                                           'mtime'  1628355676
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos low anthem smart flesh (2011) v2 09 i_ll take out your ashes ifs songwriter americana
                                      'tag_artist'  The Low Anthem
                                     'tag_release'  Smart Flesh
                                       'tag_title'  I'll Take Out Your Ashes
                                             'bpm'  116.32
                                    'search_title'  'ashes':7 'i':1 'ill':3 'll':2 'out':5 'take':4 'your':6
                                   'search_artist'  'anthem':3 'low':2 'the':1
                                  'search_release'  'flesh':2 'smart':1
                                     'search_rest'  '00singer':1 '2011':8,9 'americana':18 'anthem':5 'ashes':16 'eos':3 'flesh':7 'i':11 'ifs':17 'll':12 'low':4 'out':14 'smart':6 'songwriter':2 'take':13 'v2':10 'your':15
                                    'search_combo'  '00singer':13 '2011':20,21 'americana':30 'anthem':10B,17 'ashes':7A,28 'eos':15 'flesh':12C,19 'i':1A,23 'ifs':29 'ill':3A 'll':2A,24 'low':9B,16 'out':5A,26 'smart':11C,18 'songwriter':14 'take':4A,25 'the':8B 'v2':22 'your':6A,27
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'indie folk', 'americana', 'folk']
                                        'tag_date'  2011
                                     'discogstags'  ['folk, world, & country', 'folk']

============================== file details ==============================
                                           'mtime'  1628355676.437127  (2021-08-07 19:01:16)
                             'size'  4713414